WTHR reported that the driver said diesel fuel was leaking from the truck, which he just refueled.

This photo released by the Indiana State Police shows a semi-trailer hauling honey overturned on a northwestern Indiana highway, spilling some of the sticky substance and restricting travel for hours in Hammond, Ind., Wednesday.

Indiana State Police via AP/AP

Police said the sticky spill will mean an extended clean up, according to WLS. There were no injuries reported.